The mon (文) was the currency of Japan from the Muromachi period in 1336 until the early Meiji period in 1870. It co-circulated with the new sen until 1891. Throughout Japanese history, there were many styles of currency of many shapes, styles, designs, sizes and materials, including gold, silver, bronze, etc. The kanji for mon (文) also shares its name with Chinese wén, Korean mun, Vietnamese văn.